Stirrup strap buckle



FIG. 1 is a perspective view of the stirrup strap buckle showing my new design;

FIG. 2 is a perspective view thereof showing the sliding cover in an open position;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevational view of FIG. 1;

FIG. 5 is a right side elevational view of FIG. 1;

FIG. 6 is a front elevational view of FIG. 2;

FIG. 7 is a right side elevational view of FIG. 2;

FIG. 8 is a rear elevational view of FIG. 2; and

FIG. 9 is a rear elevational view of FIG. 1. 

The ornamental design for a stirrup strap buckle, as shown and described. 